6671457 has 32 divisors (see below), whose sum is σ = 10819200. Its totient is φ = 4038336.

The previous prime is 6671453. The next prime is 6671459. The reversal of 6671457 is 7541766.

It is not a de Polignac number, because 6671457 - 2² = 6671453 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6671453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29019 + ... + 29247.

It is an arithmetic number, because the mean of its divisors is an integer number (338100).

Almost surely, 2^6671457 is an apocalyptic number.

It is an amenable number.

6671457 is a deficient number, since it is larger than the sum of its proper divisors (4147743).

6671457 is a wasteful number, since it uses less digits than its factorization.

6671457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334 (or 328 counting only the distinct ones).

The product of its digits is 35280, while the sum is 36.

The square root of 6671457 is about 2582.9163749529. The cubic root of 6671457 is about 188.2522737460.

The spelling of 6671457 in words is "six million, six hundred seventy-one thousand, four hundred fifty-seven".